Home / 12,179,615.31-16,807,868.64-6,673,199.04

Finding the Fourth Proportional to 12,179,615.31, 16,807,868.64 and 6,673,199.04

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Solution

The fourth proportional to 12,179,615.31, 16,807,868.64 and 6,673,199.04 is: 9,209,014.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,179,615.31 : 16,807,868.64 = 6,673,199.04 : x
  2. Step 2: Convert to fraction form
    12,179,615.31/16,807,868.64 = 6,673,199.04/x
  3. Step 3: Cross multiply
    12,179,615.31x = 16,807,868.64 × 6,673,199.04
  4. Step 4: Simplify right side
    12,179,615.31x = 112,162,252,872,894.11
  5. Step 5: Solve for x
    x = 112,162,252,872,894.11/12,179,615.31
  6. Step 6: Final answer
    x = 9,209,014.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.